ACE is absolutely ridiculous to have on them these days.
Most are 20years old or getting on for that age and mileage is into hundreds of thousands of miles.
The pipes are an absolute fortune to replace,and if it leaks fluid out you’re either on fire ,stranded or both.
As soon as mine started weeping i ripped it all off and chucked the lot in the scrap bin.
I run HD springs on my disco and now currently run no Arb’s at all temporarily.....
It does lean a bit more in corners but it’s a 2.5 ton 4x4 with special tracks on,not like it’s fast or fun through corners!
Seriously though,its a complete liability unless you plough hundreds into completely revamping the system.